Changeset 16757 for trunk/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Interval.cs

Timestamp:

04/04/19 13:20:34 (5 years ago)

Author:

gkronber

Message:

#2966: fixed bug in interval calculation for cos(x) and added/fixed unit tests for sin and cos

File:

• trunk/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Interval.cs (modified) (1 diff)

trunk/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Interval.cs

@@ -167 +167 @@
     }
     public static Interval Cosine(Interval a) {
-      return Interval.Sine(Interval.Subtract(a, new Interval(Math.PI / 2, Math.PI / 2)));
+      return Interval.Sine(Interval.Add(a, new Interval(Math.PI / 2, Math.PI / 2)));
     }
     public static Interval Tangens(Interval a) {